:root{--color-primary: #667eea;--color-primary-dark: #5a67d8;--color-secondary: #764ba2;--color-accent: #f093fb;--color-success: #48bb78;--color-warning: #ed8936;--color-error: #f56565;--color-info: #4299e1;--color-bg: #ffffff;--color-bg-secondary: #f7fafc;--color-bg-tertiary: #edf2f7;--color-text: #1a202c;--color-text-secondary: #4a5568;--color-text-muted: #718096;--color-border: #e2e8f0;--color-border-dark: #cbd5e0;--gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--gradient-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);--gradient-success: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);--gradient-hero: linear-gradient(-45deg, #667eea, #764ba2, #f093fb, #5a67d8);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px 0 rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--shadow-glow: 0 0 20px rgba(102, 126, 234, .4);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--radius-sm: .25rem;--radius: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--radius-full: 9999px;--transition-fast: .15s ease;--transition: .2s ease;--transition-slow: .3s ease;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "Fira Code", monospace;--hero-bg-gradient: linear-gradient(135deg, #f8fafc 0%, #edf2f7 100%);--hero-text: #1e293b;--hero-text-muted: #64748b;--hero-shape-opacity: .15;--hero-badge-bg: rgba(102, 126, 234, .1);--hero-badge-border: rgba(102, 126, 234, .2);--hero-badge-text: #667eea;--hero-stats-text: #1e293b;--hero-stats-label: #64748b;--hero-stats-icon-bg: white;--hero-stats-icon-shadow: 0 4px 12px rgba(0, 0, 0, .05);--hero-btn-secondary-bg: white;--hero-btn-secondary-text: #4a5568;--hero-btn-secondary-border: #e2e8f0}[data-theme=dark]{--color-bg: #0f172a;--color-bg-secondary: #1e293b;--color-bg-tertiary: #334155;--color-text: #f8fafc;--color-text-secondary: #cbd5e1;--color-text-muted: #94a3b8;--color-border: #334155;--color-border-dark: #475569;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .5), 0 2px 4px -1px rgba(0, 0, 0, .3);--shadow-glow: 0 0 30px rgba(102, 126, 234, .2);--hero-bg-gradient: linear-gradient(135deg, #0c0a1d 0%, #1a1333 50%, #2d1f4a 100%);--hero-text: #ffffff;--hero-text-muted: rgba(255, 255, 255, .65);--hero-shape-opacity: .4;--hero-badge-bg: rgba(102, 126, 234, .15);--hero-badge-border: rgba(102, 126, 234, .3);--hero-badge-text: #c4b5fd;--hero-stats-text: white;--hero-stats-label: rgba(255, 255, 255, .5);--hero-stats-icon-bg: rgba(255, 255, 255, .08);--hero-stats-icon-shadow: none;--hero-btn-secondary-bg: rgba(255, 255, 255, .08);--hero-btn-secondary-text: white;--hero-btn-secondary-border: rgba(255, 255, 255, .15)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--color-primary-dark)}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:var(--space-4)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1rem}h6{font-size:.875rem}p{margin-bottom:var(--space-4)}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 var(--space-4)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-size:1rem;font-weight:600;border:none;border-radius:var(--radius);cursor:pointer;transition:all var(--transition);text-decoration:none}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg),var(--shadow-glow)}.btn-secondary{background:var(--color-bg-secondary);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-bg-tertiary)}.btn-outline{background:transparent;color:var(--color-primary);border:2px solid var(--color-primary)}.btn-outline:hover:not(:disabled){background:var(--color-primary);color:#fff}.btn-ghost{background:transparent;color:var(--color-text-secondary)}.btn-ghost:hover:not(:disabled){background:var(--color-bg-secondary)}.btn-lg{padding:var(--space-4) var(--space-8);font-size:1.125rem}.btn-sm{padding:var(--space-2) var(--space-4);font-size:.875rem}.card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);box-shadow:var(--shadow);transition:all var(--transition)}.card:hover{box-shadow:var(--shadow-lg)}.card-glass{background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.input-group{margin-bottom:var(--space-4)}.input-label{display:block;font-size:.875rem;font-weight:500;color:var(--color-text-secondary);margin-bottom:var(--space-2)}.input{width:100%;padding:var(--space-3) var(--space-4);font-size:1rem;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);color:var(--color-text);transition:all var(--transition)}.input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #667eea1a}.input-error{border-color:var(--color-error)}.error-text{font-size:.875rem;color:var(--color-error);margin-top:var(--space-1)}.badge{display:inline-flex;align-items:center;padding:var(--space-1) var(--space-3);font-size:.75rem;font-weight:600;border-radius:var(--radius-full)}.badge-primary{background:#667eea1a;color:var(--color-primary)}.badge-success{background:#48bb781a;color:var(--color-success)}.badge-warning{background:#ed89361a;color:var(--color-warning)}.badge-error{background:#f565651a;color:var(--color-error)}@keyframes gradient-shift{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.gradient-animated{background:var(--gradient-hero);background-size:400% 400%;animation:gradient-shift 15s ease infinite}@keyframes fade-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fade-in .5s ease forwards}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px #667eea66}50%{box-shadow:0 0 40px #667eea99}}.glow{animation:pulse-glow 2s ease-in-out infinite}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:var(--space-2)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.mt-2{margin-top:var(--space-2)}.mt-4{margin-top:var(--space-4)}.mt-6{margin-top:var(--space-6)}.mt-8{margin-top:var(--space-8)}.mb-4{margin-bottom:var(--space-4)}.mb-6{margin-bottom:var(--space-6)}.mb-8{margin-bottom:var(--space-8)}.p-4{padding:var(--space-4)}.p-6{padding:var(--space-6)}.py-4{padding-top:var(--space-4);padding-bottom:var(--space-4)}.py-8{padding-top:var(--space-8);padding-bottom:var(--space-8)}.px-4{padding-left:var(--space-4);padding-right:var(--space-4)}.w-full{width:100%}.max-w-md{max-width:28rem}.max-w-lg{max-width:32rem}.max-w-xl{max-width:36rem}.hidden{display:none}.block{display:block}.spinner{width:24px;height:24px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border-dark);border-radius:var(--radius)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}@media(max-width:768px){h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}}